Acting
Seo In-guk
October 23 1987- Place of birth: Ulsan, South Korea
- Gender: Male
- Also known as: In Guk Seo, Seo In-guk, 서인국, Seo In-gook, 徐仁国, Seo In Kook, 徐仁國
Seo In-guk (서인국) is a South Korean singer and actor. He launched his singing career after winning the talent reality show Superstar K in 2009, and made his acting breakthrough in tvN's Reply 1997.
